20001644 (number)

20001644 is an even 8-digits composite number following 20001643 and preceding 20001645. In scientific notation, it is written as 2.0001644 × 10^7. The sum of its digits is 17. It has a total of 5 prime factors and 24 positive divisors. There are 9092160 positive integers (up to 20001644) that are relatively prime to 20001644.

Interesting facts

Basic properties

Name

Name twenty million one thousand six hundred forty-four

Notation

Scientific notation 2.0001644 × 10^7
Engineering notation 2.0001644 × 10^6

Prime Factorization of 20001644

Prime Factorization 2 × 2 × 13 × 67 × 5741

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 10000822
Product of the distinct prime numbers

The prime factorization of 20001644 is 2 × 2 × 13 × 67 × 5741. Since it has a total of 5 prime factors.

Most popular turbo-numbers

7, 1, 81, 14, 443, 785, 5601, 1627, 33125, 55679, 690502, 410221, 9966493, 5513002, 71603473, 45694822, 851233510, 857886087, 6028894630, 201975803

Basic calculations (n = 20001644)

Multiplication

n×y
n×2 40003288
n×3 60004932
n×4 80006576
n×5 100008220

Division

n÷y
n÷2 10000822
n÷3 6667214.6666667
n÷3 5000411
n÷5 4000328.8

Exponentiation

ny
n2 400065762702736
n3 8.0019729621686E+21
n4 1.6005261448692E+29
n5 3.2013154162367E+36

Nth Root

y√n
2√n 4472.3197560103
3√n 271.44919895998
4√n 66.875404716609
5√n 28.854472462277

Divisors of 20001644

1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 5741, 11482, 22964, 74633, 149266, 298532, 384647, 769294, 1538588, 5000411, 10000822, 20001644

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20001643
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n))
G Geometric Mean 1
Returns the nth root of the product of n divisors
H Harmonic Mean 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20001644 can be divided by 24 positive divisors. The sum of these divisors (counting 20001644) is 1, the average is 0.041666666666667.

Base conversion 20001644

Base System Value
2 Binary 1001100010011001101101100
3 Ternary 1101122012002122
4 Quaternary 1030103031230
5 Quinary 20110023034
6 Senary 1552412112
8 Octal 114231554
10 Decimal 20001644
12 Duodecimal 6847038
16 Hexadecimal 131336c
20 Vigesimal 650424
36 Base36 bwpd8

Cryptographic Hash Functions

md5 4ce3517546361a8978d0a3f01822a9a3
sha1 4040ba64328114f4136f9cf629f82244217c4c26
sha256 b00a7e87aa58b7477bdeba06a98f3f587e87bef4dbc364ca03c0d657eb04e0b2
sha512 d9f8026ef730d717837e759c04507e750ab27e64adff4b45d527030734aa0358def3f815b720beff75d8a37468441bd6a84abd8e781d340d1de125bfd67b6358
ripemd-160 d4fe0acc0ce3da0fb2ad7541bd01e50b80913556

20001644 as geometric shapes

Circle

Radius = n
Diameter 40003288
Circumference 125674035.70024
Area 1.2568436610597E+15

Sphere

Radius = n
Volume 3.3518585962897E+22
Surface area 5.0273746442389E+15
Circumference 125674035.70024

Square

Length = n
Perimeter 80006576
Area 400065762702736
Diagonal 28286596.214558

Cube

Length = n
Surface area 2400394576216416
Volume 8.0019729621686E+21
Space diagonal 34643863.642905

Equilateral Triangle

Length = n
Perimeter 60004932
Area 1.7323355684248E+14
Altitude 17321931.821453

Triangular Pyramid

Length = n
Surface area 1.7323355684248E+14
Volume 9.4304155740347E+20
Height 9428865.4048528